Chapter 10--Mixers, Modulators and Demodulators Contents10.1 The Mechanism of Mixers and Mixing10.2 Mixers and Amplitude Modulation10.3 Mixers and Angle Modulation10.4 Putting Mixers, Modulators and Demodulators to Work10.5 A Survey of Common Mixer Types10.6 References and Bibliography

Chapter 19--Propagation of Radio SignalsContents19.1 Fundamentals of Radio Waves19.2 Sky-Wave Propagation and the Sun19.3 MUF Predictions19.4 Propagation in the Troposphere19.5 VHF/UHF Mobile Propagation19.6 Propagation for Space Communication19.7 Noise and Propagation19.8 Glossary of Radio Propagation Terms19.9 References and Bibliography

Chapter 20--Transmission LinesContents20.1 Transmission Line Basics20.2 Choosing a Transmission Line20.3 The Transmission Line as Impedance Transformer20.4 Matching Impedances in the Antenna System20.5 Baluns and Transmission-Line Transformers20.6 Using Transmission Lines in Digital Circuits20.7 Waveguides20.8 Glossary of Transmission Line Terms20.9 References and Bibliography

Chapter 26--Troubleshooting and Maintenance Contents26.1 Test Equipment26.2 Where to Begin26.3 Testing Within a Stage26.4 Typical Symptoms and Faults26.5 Troubleshooting Hints and Maintenance26.6 Components26.7 After the Repairs26.8 Professional Repairs26.9 Repair and Restoration of Vintage Equipment 26.10 References and Bibliography